Here is a Venn diagram with E = {whole numbers from 1 to 12}
E
A
2 12
1 5
B
(a) List the numbers that are in set A
(1)
(b) List the numbers that are in set A ∩ B
(1)
(c) List the numbers that are in set (A ∪ B)ʹ
(1)
One of the numbers in the Venn diagram is chosen at random.
(d) Find the probability that this number is in set A ∪ B
(2)